122121133203 has 8 divisors (see below), whose sum is σ = 162991499728. Its totient is φ = 81332427744.

The previous prime is 122121133193. The next prime is 122121133219. The reversal of 122121133203 is 302331121221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122121133203 - 2¹⁰ = 122121132179 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122121133203.

It is not an unprimeable number, because it can be changed into a prime (122121133243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20411776 + ... + 20417757.

It is an arithmetic number, because the mean of its divisors is an integer number (20373937466).

Almost surely, 2^122121133203 is an apocalyptic number.

122121133203 is a deficient number, since it is larger than the sum of its proper divisors (40870366525).

122121133203 is an equidigital number, since it uses as much as digits as its factorization.

122121133203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40830533.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 122121133203 its reverse (302331121221), we get a palindrome (424452254424).

The spelling of 122121133203 in words is "one hundred twenty-two billion, one hundred twenty-one million, one hundred thirty-three thousand, two hundred three".